# iRegatta Pro vs SailViewer

The clearest difference is price: SailViewer at Free against iRegatta Pro's $19.99. SailViewer also leads on in-app purchases (none vs 5) and update cadence (every 3 days vs every 5 weeks). iRegatta Pro's advantage is device support (4 vs 2) and iOS requirement (15.6 vs 17.0). On ads there is nothing between them.

SailViewer is free to download; iRegatta Pro costs $19.99 up front. iRegatta Pro sells 5 one-off in-app purchases. SailViewer asks for nothing beyond the download.

iRegatta Pro ships an update every 5 weeks, SailViewer every 3 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iRegatta Pro | SailViewer |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.1 (8 ratings)](https://appshunter.io/ios/app/iregatta-pro/id334632033/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Paid | — |
| Size | 57 MB | 37 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zifigo](https://appshunter.io/developer/334632036) | [Master Sailing jdoo](https://appshunter.io/developer/1680451361) |

## What reviewers say

### iRegatta Pro

[App page](https://appshunter.io/ios/app/iregatta-pro/id334632033)

This app provides tactical regatta and cruising navigation for sailors. It offers detailed sailing data, wind direction analysis, start line countdowns, and waypoint navigation. It also supports NMEA0183 instrument data and AIS information over WiFi.

**Highlights:** Real-time sailing data display, Wind direction and shift indicator, Regatta start line countdown, Waypoint navigation with camera assist, Track recording and export, NMEA0183 and AIS data integration, Apple Watch app for data viewing and tracking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iRegatta Pro Sailplan | $1.99 | one-time |
| eyeRegatta sync | $1.99 | one-time |
| iRegatta Pro Pebble | $2.99 | one-time |
| Apple Watch integration | $2.99 | one-time |
| iRegatta Pro Race Analysis | $3.99 | one-time |


### SailViewer

[App page](https://appshunter.io/ios/app/sailviewer/id6801887026)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iRegatta Pro free?

iRegatta Pro costs $19.99, and also offers in-app purchases.

### Is SailViewer free?

SailViewer is free to download, with no in-app purchases.

### Do iRegatta Pro or SailViewer have ads?

Neither iRegatta Pro nor SailViewer shows ads.

### Which is updated more often, iRegatta Pro or SailViewer?

iRegatta Pro ships an update every 5 weeks, and SailViewer every 3 days. Most recently, iRegatta Pro was updated on October 26, 2026 and SailViewer on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*